{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003986},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004275","489:4890004705","489:4890003880","489:4890004322","489:4890003861","489:4890003989","489:4890004006","489:4890004007","479:4790001579","489:4890004431","489:4890004163","489:4890004527","489:4890004372","489:4890003945","489:4890003686","479:4790001422","489:4890004005","489:4890003744","489:4890003674","489:4890004326","489:4890004371","489:4890004274","489:4890004004","489:4890003743","489:4890004418"],"twin_admin_codes":[489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9407745110634195,0.9000061667312281,0.8800462599606431,0.873479156097536,0.863564297382851,0.863167478408386,0.8585727071218613,0.85232385846627,0.8508028317085942,0.8447978858782019,0.8445828563978423,0.8434244215648238,0.8432938400456702,0.8326943212903379,0.8317503453858891,0.8314780341035967,0.8274997046740615,0.8220725535671869,0.8220335188779043,0.8211642067743922,0.818899695299022,0.8138946437654907,0.8127662740991319,0.8102322919397299,0.8032333842141809],"twin_dists":[0.04538246305048455,0.05961611425293303,0.06565558169422883,0.0675524669790489,0.07034521202917714,0.0704553332212216,0.07172174636029313,0.0734195786279589,0.07382878954149313,0.07542965958119156,0.07548656350632856,0.07579263707272053,0.07582708722545567,0.07859041343416884,0.07883348190150886,0.07890351250592738,0.07992221611263385,0.0812990686911383,0.0813089198358628,0.08152811977391283,0.08209745823326757,0.08334752299776414,0.08362781441126496,0.08425527506912896,0.08597454984667145],"n_dims_used":45,"mean_confidence":0.917348141140408},"coverage":{"mean_confidence":0.917348141140408,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}